uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/misc/bklk/default.nix

@@ -0,0 +1,31 @@
+{ lib, stdenv, fetchFromGitHub, ncurses }:
+
+stdenv.mkDerivation rec {
+  pname = "bklk";
+  version = "unstable-2020-12-29";
+
+  src = fetchFromGitHub {
+    owner = "Ruunyox";
+    repo = pname;
+    rev = "26f3420aa5726e152a745278ddb98dc99c0a935e";
+    sha256 = "sha256-R3H6tv6fzQG41Y2rui0K8fdQ/+Ywnc5hqTPFjktrhF8=";
+  };
+
+  makeFlags = [ "CC=$$CXX" ];
+
+  buildInputs = [ ncurses ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp bklk $out/bin
+  '';
+
+  meta = with lib; {
+    description = "Ncurses Binary Clock";
+    longDescription = "bklk is a simple binary clock for your terminal.";
+    homepage = "https://github.com/Ruunyox/bklk";
+    license = licenses.mit;
+    maintainers = with maintainers; [ j0hax ];
+    platforms = platforms.all;
+  };
+}